Refrigeration and Air Conditioning The refrigerant used in small tonnage commercial machines (hermetically sealed units) is Carbon dioxide Ammonia Sulphur dioxide R-12 Carbon dioxide Ammonia Sulphur dioxide R-12 ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A refrigeration system Removes heat from a low temperature body and delivers it to a high temperature body None of the listed here Rejects energy to a low temperature body Removes heat from a high temperature body and delivers it to a low temperature body Removes heat from a low temperature body and delivers it to a high temperature body None of the listed here Rejects energy to a low temperature body Removes heat from a high temperature body and delivers it to a low temperature body ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning A thermostatic expansion valve in a refrigeration system Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load None of these Is suitable only for constant load systems Ensures the evaporator completely filled with refrigerant of the load Maintains different temperatures in evaporator in proportion to load None of these Is suitable only for constant load systems ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning The reduced ambient air cooling system has Two cooling turbines and two heat exchangers One cooling turbine and one heat exchanger One cooling turbine and two heat exchangers Two cooling turbines and one heat exchanger Two cooling turbines and two heat exchangers One cooling turbine and one heat exchanger One cooling turbine and two heat exchangers Two cooling turbines and one heat exchanger ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning Chaperon equation is applicable for registration at Sublimation temperature Saturation point of liquid Triple point Saturation point of vapour Sublimation temperature Saturation point of liquid Triple point Saturation point of vapour ANSWER DOWNLOAD EXAMIANS APP
Refrigeration and Air Conditioning During sensible cooling of air, specific humidity None of the listed here Increases Decreases Remains constant None of the listed here Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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